/Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncCore/Source/ConcertSyncCore/Public/ConcertSyncSessionDatabase.h
Gets the package size in bytes of a package
True if package data could be found for the given revision, false otherwise.
[TOptional](API\Runtime\Core\IO\TOptional)< int64 > GetPackageSizeForRevision ( const [FName](API\Runtime\Core\UObject\FName) InPackageName, const int64 * InPackageRevision ) const